Users Guide

Link layer discovery protocol...........................................................................................................................................111
Protocol data units.....................................................................................................................................................111
Optional TLVs.............................................................................................................................................................112
Organizationally-specic TLVs.................................................................................................................................113
Media endpoint discovery........................................................................................................................................ 114
Network connectivity device...................................................................................................................................114
LLDP-MED capabilities TLV..................................................................................................................................... 114
Network policies TLVs.............................................................................................................................................. 115
Dene network policies............................................................................................................................................ 116
Packet timer values...................................................................................................................................................116
Disable and re-enable LLDP .................................................................................................................................... 117
Advertise TLVs...........................................................................................................................................................118
Network policy advertisement.................................................................................................................................118
Fast start repeat count.............................................................................................................................................119
View LLDP conguration..........................................................................................................................................119
Adjacent agent advertisements..............................................................................................................................120
Time to live.................................................................................................................................................................121
LLDP commands...................................................................................................................................................... 122
Media Access Control.................................................................................................................................................... 133
Static MAC Address.................................................................................................................................................134
MAC Address Table.................................................................................................................................................. 134
Clear MAC Address Table........................................................................................................................................134
MAC Commands...................................................................................................................................................... 135
Multiple spanning-tree protocol.................................................................................................................................... 137
Congure MST protocol.......................................................................................................................................... 138
Create instances.......................................................................................................................................................139
Root selection........................................................................................................................................................... 140
Non-Dell hardware.................................................................................................................................................... 141
Region name or revision........................................................................................................................................... 141
Modify parameters....................................................................................................................................................141
Interface parameters................................................................................................................................................142
Forward trac.......................................................................................................................................................... 143
Spanning-tree extensions........................................................................................................................................143
MST commands....................................................................................................................................................... 145
Rapid per-VLAN spanning-tree plus.............................................................................................................................153
Load balance and root selection............................................................................................................................. 154
Enable RPVST+........................................................................................................................................................ 155
Select root bridge.....................................................................................................................................................155
Root assignment.......................................................................................................................................................157
Loop guard.................................................................................................................................................................157
Global parameters.................................................................................................................................................... 158
RPVST+ commands................................................................................................................................................. 158
Rapid spanning-tree protocol........................................................................................................................................165
Enable globally.......................................................................................................................................................... 165
Global parameters.................................................................................................................................................... 166
6
Contents